body {
    background-image: url("https://upload-serve.oss-cn-beijing.aliyuncs.com/softwareproject/background_train.jpg");
    opacity: 1;
    color: #000000;
    font-size: 20px;
    background-position: 70%;
    height: 100vh;
}

.container {
    background: #f6f6f6;
    width: 130%;
    padding: 20px 30px;
    border-radius: 10px;
}

html {
    height: 100vh;
}